/Engine/Plugins/Online/OnlineSubsystem/Source/Public/Online.h
Get the interface for accessing the purchasing services
Interface pointer for the appropriate party service
namespace Online { static [IOnlinePurchasePtr](API\Plugins\OnlineSubsystem\IOnlinePurchasePtr) Online::GetPurchaseInterface ( const [FName](API\Runtime\Core\UObject\FName) SubsystemName ) }